diff --git a/atproto.md b/atproto.md
index 7a52ab4..201fc2a 100644
--- a/atproto.md
+++ b/atproto.md
@@ -36,6 +36,24 @@ url=$api/com.atproto.repo.getRecord
 curl -sL "$url?repo=$did&collection=$collection&rkey=$rkey&cid="|jq .
 ```
 
+## login
+
+```sh
+# session
+host=bsky.social
+handle=syui.bsky.social
+pass=xxx
+url=https://$host/xrpc/com.atproto.server.createSession
+curl -sL -X POST -H "Content-Type: application/json" -d "{\"identifier\":\"$handle\",\"password\":\"$pass\"}" $url
+
+# refresh
+j=`!!`
+token=`echo $j|jq -r .accessJwt`
+refresh=`echo $j|jq -r .refreshJwt`
+url=https://$host/xrpc/com.atproto.server.refreshSession
+curl -sL -X POST -H "Content-Type: application/json" -H "Authorization: Bearer $refresh" $url
+```
+
 ## jq
 
 ここでは[aios](https://git.syui.ai/ai/os)にインストールされている[jq](https://github.com/jqlang/jq), [dasel](https://github.com/TomWright/dasel)の`example`をまとめます。